GroupDocs.Merger for .NET
GroupDocs.Merger for .NET is a full-featured, native API to manipulate and merge documents within any .NET application. It permits developers to develop applications with the ability to merge multiple documents into a single one. It allows to split, reorder, remove or combine pages to a document of supported format. API also manages security features with password protection capability to remove or set passwords to any supported document.
An overview of .NET document merger API
Move Page
Remove Pages
Split Document
Swap Page
Trim Document
Merge same format documents
Check for password protection
Set protection
Update password protection
Remove protection
Combine multiple files into single file
Split single file to multiple documents
Arrange documents in any order
Add blank pages into existing document
Rotate and reorder pages
Remove pages from document
Add headers and footers
Add page numbers and bookmarks
Add backgrounds and watermarks